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add refineServiceDecorator, https://github.com/microsoft/vscode/issues/117881

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This commit is contained in:
Johannes Rieken 2021-03-04 13:41:57 +01:00
parent 978b0d6ead
commit 31012ea2d4
1 changed files with 4 additions and 0 deletions
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4
src/vs/platform/instantiation/common/instantiation.ts
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@ -155,6 +155,10 @@ export function createDecorator<T>(serviceId: string): ServiceIdentifier<T> {
return id;
}
export function refineServiceDecorator<T1, T extends T1>(serviceIdentifier: ServiceIdentifier<T1>): ServiceIdentifier<T> {
return <ServiceIdentifier<T>>serviceIdentifier;
}
/**
* Mark a service dependency as optional.
*/